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He won't be part of the inaugural Rainbow Cup fixtures this weekend.
Leinster head-coach Leo Cullen says the province will do 'what's best' for their captain Johnny Sexton.
The Ireland out-half won't play against Munster in the Rainbow Cup this weekend as he continues to recover from a concussion suffered against Exeter.
Cullen says Sexton has been seen by experts and he's not putting a timeline on the former world player of the year's return.